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* stabs.texinfo: Many minor cleanups.

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This commit is contained in:
Jim Kingdon
1993-08-31 04:47:33 +00:00
parent 0a95c18c48
commit ac31351a62
1 changed files with 7 additions and 7 deletions
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14
gdb/doc/stabs.texinfo
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@@ -472,7 +472,7 @@ file. @code{C_BINCL} and @code{C_EINCL} do not nest.
@findex N_SLINE
An @code{N_SLINE} symbol represents the start of a source line. The
desc field contains the line number and the value field
desc field contains the line number and the value
contains the code address for the start of that source line. On most
machines the address is absolute; for Sun's stabs-in-ELF, it is relative
to the function in which the @code{N_SLINE} symbol occurs.
@@ -515,7 +515,7 @@ one has complained).
A function is represented by an @samp{F} symbol descriptor for a global
(extern) function, and @samp{f} for a static (local) function. The
value field is the address of the start of the function (absolute
value is the address of the start of the function (absolute
for @code{a.out}; relative to the start of the file for Sun's
stabs-in-ELF). The type information of the stab represents the return
type of the function; thus @samp{foo:f5} means that foo is a function
@@ -816,7 +816,7 @@ produce an external symbol.
@c According to an old version of this manual, AIX uses C_RPSYM instead
@c of C_RSYM. I am skeptical; this should be verified.
Register variables have their own stab type, @code{N_RSYM}, and their
own symbol descriptor, @samp{r}. The stab's value field contains the
own symbol descriptor, @samp{r}. The stab's value is the
number of the register where the variable data will be stored.
@c .stabs "name:type",N_RSYM,0,RegSize,RegNumber (Sun doc)
@@ -984,7 +984,7 @@ know that it is an argument.
Because that approach is kind of ugly, some compilers use symbol
descriptor @samp{P} or @samp{R} to indicate an argument which is in a
register. Symbol type @code{C_RPSYM} is used with @samp{R} and
@code{N_RSYM} is used with @samp{P}. The symbol's value field is
@code{N_RSYM} is used with @samp{P}. The symbol's value is
the register number. @samp{P} and @samp{R} mean the same thing; the
difference is that @samp{P} is a GNU invention and @samp{R} is an IBM
(XCOFF) invention. As of version 4.9, GDB should handle either one.
@@ -2000,9 +2000,9 @@ The variable is represented by two symbol table entries in the object
file (see below). The first one originated as a stab. The second one
is an external symbol. The upper case @samp{D} signifies that the
@code{n_type} field of the symbol table contains 7, @code{N_DATA} with
local linkage. The value field is empty for the stab entry. For
the linker symbol, it contains the relocatable address corresponding to
the variable.
local linkage. The stab's value is zero since the value is not used for
@code{N_GSYM} stabs. The value of the linker symbol is the relocatable
address corresponding to the variable.
@example
00000000 - 00 0000 GSYM g_foo:G2